How severe is CVE-2021-35504?

CVE-2021-35504 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-35504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35504?

CVE-2021-35504 affects Afian Filerun. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-35504?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-35504 published?

CVE-2021-35504 was published on 2021-10-05 and last updated on 2026-07-05.

CVE-2021-35504

CVE-2021-35504 is a high-severity vulnerability in Afian Filerun with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Afian Filerun
Published: 2021-10-05
Last modified: 2026-07-05

Description

Afian FileRun 2021.03.26 allows Remote Code Execution (by administrators) via the Check Path value for the ffmpeg binary.

Frequently asked questions

What is CVE-2021-35504?: Afian FileRun 2021.03.26 allows Remote Code Execution (by administrators) via the Check Path value for the ffmpeg binary.
How severe is CVE-2021-35504?: CVE-2021-35504 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-35504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-35504?: CVE-2021-35504 affects Afian Filerun. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-35504?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-35504 published?: CVE-2021-35504 was published on 2021-10-05 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:afian:filerun:*:*:*:*:*:*:*:*

More vulnerabilities in Afian Filerun

CVE-2022-30470 — Critical (CVSS 9.8): In Afian Filerun 20220202 Changing the "search_tika_path" variable to a custom (and previously uploaded) jar file…
CVE-2022-30469 — High (CVSS 8.8): In Afian Filerun 20220202, lack of sanitization of the POST parameter "metadata[]" in…
CVE-2021-35505 — High (CVSS 7.2): Afian FileRun 2021.03.26 allows Remote Code Execution (by administrators) via the Check Path value for the magick…
CVE-2018-7735 — High (CVSS 7.2): Afian FileRun (before 2018.02.13) suffers from a remote SQL injection vulnerability, when logged in as superuser, via…
CVE-2018-7734 — High (CVSS 7.2): Afian FileRun (before 2018.02.13) suffers from a remote SQL injection vulnerability, when logged in as superuser, via…
CVE-2021-35506 — Medium (CVSS 6.1): Afian FileRun 2021.03.26 allows XSS when an administrator encounters a crafted document during use of the HTML Editor…

All CVEs affecting Afian Filerun →

Other CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities

CVE-2026-25586 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, a sandbox escape is possible by shadowing hasOwnProperty…
CVE-2026-25520 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, The return values of functions aren't wrapped.…
CVE-2025-20265 — Critical (CVSS 10.0): A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2025-20337 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2025-20281 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2024-42472 — Critical (CVSS 10.0): Flatpak is a Linux application sandboxing and distribution framework. Prior to versions 1.14.0 and 1.15.10, a malicious…

Browse all CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities →